Skid Control Buzzer Circuit

BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM: Skid Control Buzzer Circuit
- Skid Control Buzzer Circuit

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN communication.

The combination meter has a built-in skid control buzzer. The skid control buzzer sounds when sensor check is completed.

WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
When replacing the brake actuator assembly, perform zero point calibration Programming and Relearning.

PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM

(a) Check if CAN communication system DTCs are output Diagnosis System.

Result





B -- CHECK CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.

2. PERFORM ACTIVE TEST USING TECHSTREAM (SKID CONTROL BUZZER)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.

(e) According to the display on the Techstream, perform the Active Test.

ABS/VSC/TRAC





(f) Check that the buzzer sounds or stops in accordance with the Techstream.

Result





B -- REPLACE BRAKE ACTUATOR ASSEMBLY Removal
A -- Continue to next step.

3. REPLACE COMBINATION METER ASSEMBLY

(a) Turn the ignition switch off.

(b) Replace the combination meter assembly Removal.

NEXT -- Continue to next step.

4. PERFORM ACTIVE TEST USING TECHSTREAM (SKID CONTROL BUZZER)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.

(e) According to the display on the Techstream, perform the Active Test.

ABS/VSC/TRAC





(f) Check that the buzzer sounds or stops in accordance with the Techstream.

Result





B -- END

A -- REPLACE BRAKE ACTUATOR ASSEMBLY Removal